| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20190111 |
| Unknown | China national standards | MT | 240.0 | USD | 20190111 |
| Unknown | China national standards | MT | 910.0 | USD | 20190110 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190110 |
| Unknown | China national standards | MT | 130.0 | USD | 20190110 |
| Unknown | China national standards | MT | 890.0 | USD | 20190101 |
| Unknown | China national standards | MT | 930.0 | USD | 20190101 |
| Unknown | China national standards | MT | 940.0 | USD | 20190101 |
| Unknown | China national standards | MT | 950.0 | USD | 20190101 |
| Unknown | China national standards | MT | 860.0 | USD | 20190101 |